Health

Health

Heat makes hair temporarily much weaker and more brittle, they explained, which in turn makes it more likely to break under pressure. However, this effect is reversible - and all it requires is a little bit of patience. In their study, the researchers found that hair fully recovered when it was allowed to 'rest' for two hours after being straightened. But for those who don't have that much time to spare, waiting half an hour is also likely to be beneficial.

Fructose is not just another calorie. It acts as a metabolic signal that promotes fat production and storage in ways that differ fundamentally from glucose.

As men and women age, there's an unhealthy redistribution of fat from the more innocuous regions into the visceral compartment. There is a direct link between sex hormones and fat distribution throughout the body.

No specific studies have evaluated showering in the dark as a formal sleep intervention, and it is not included in clinical insomnia guidelines. What we do know is that two factors on their own—reducing light exposure at night and taking a warm shower before bed—can support rest. But the combination, as such, is more a social media reinterpretation than an intervention with solid scientific backing.

Dr. Danielle Belardo routinely eats a whopping 90 grams of fiber a day, more than most Americans get in a working week. The general recommendation is for fiber to make up 14 grams of each 1,000 calories consumed, amounting to at least 25 grams a day. However, only 10% of Americans actually achieve this amount.

Lungs can repair when you quit smoking. Smoking is damaging your lungs, and they have a substantial capacity to heal themselves. They evolved to cope with pollution or infections.

COPD is progressive, and changes often happen gradually, making it difficult to realize the condition is worsening until daily activities become noticeably harder.

Moving around in nature tends to correlate with lower levels of stress. You're not only moving around, but you're listening; you're noticing signs of birds, you're enhancing your cognitive flexibility.

Lesley Reynolds, co-founder of Harley Street Skin, argues that you should shower facing away from the water. Dermatologists generally advise showering while facing away from the water, which helps prevent shampoo and conditioner from running onto the face, potentially clogging pores and causing irritation or breakouts.

Among sexually active women who use contraception, 21 percent take birth control pills, while far fewer—13 percent—rely on intrauterine devices (IUDs). Women can assess which of the dozen methods is best for them by talking with family planning counselors at Planned Parenthood and other contraception providers.

"Just got home, that was brutal. All of the substances are just a cope trying to feel neurotypical while being in public, but obviously that isn't a real solution."

A 2025 study found that higher levels of bedroom allergens were strongly linked to trouble sleeping, diagnosed sleep disorders, snoring, and the use of sleep medication.

"Genes don't change that fast and they don't vary that much across the world. So changes over time and variations across the world are largely environmental."